1# $FreeBSD$ 2 3# Part of a unified Makefile for building kernels. This part contains all 4# of the definitions that need to be before %BEFORE_DEPEND. 5 6# Can be overridden by makeoptions or /etc/make.conf 7KERNEL_KO?= kernel 8KERNEL?= kernel 9KODIR?= /boot/${KERNEL} 10 11M= ${MACHINE_ARCH} 12 13AWK?= awk 14LINT?= lint 15NM?= nm 16OBJCOPY?= objcopy 17SIZE?= size 18 19COPTFLAGS?=-O -pipe 20.if !defined(NO_CPU_COPTFLAGS) 21COPTFLAGS+= ${_CPUCFLAGS} 22.endif 23INCLUDES= -nostdinc -I- ${INCLMAGIC} -I. -I$S 24 25# This hack lets us use the Intel ACPICA code without spamming a new 26# include path into 100+ source files. 27INCLUDES+= -I$S/contrib/dev/acpica 28 29# ... and the same for ipfilter 30INCLUDES+= -I$S/contrib/ipfilter 31 32# ... and the same for Atheros HAL 33INCLUDES+= -I$S/contrib/dev/ath -I$S/contrib/dev/ath/freebsd 34 35# ... and the same for the NgATM stuff 36INCLUDES+= -I$S/contrib/ngatm 37 38COPTS= ${INCLUDES} -D_KERNEL -include opt_global.h 39CFLAGS= ${COPTFLAGS} ${CWARNFLAGS} ${DEBUG} ${COPTS} 40CFLAGS+= -fno-common -finline-limit=${INLINE_LIMIT} -fno-strict-aliasing 41WERROR?= -Werror 42 43# XXX LOCORE means "don't declare C stuff" not "for locore.s". 44ASM_CFLAGS= -x assembler-with-cpp -DLOCORE ${CFLAGS} 45 46.if defined(PROFLEVEL) && ${PROFLEVEL} >= 1 47CFLAGS+= -DGPROF -falign-functions=16 48.if ${PROFLEVEL} >= 2 49CFLAGS+= -DGPROF4 -DGUPROF 50# XXX -Wno-inline is to break some warnings. 51PROF= -finstrument-functions -Wno-inline 52.else 53PROF= -pg 54.endif 55.endif 56DEFINED_PROF= ${PROF} 57 58# Put configuration-specific C flags last (except for ${PROF}) so that they 59# can override the others. 60CFLAGS+= ${CONF_CFLAGS} 61 62# Optional linting. This can be overridden in /etc/make.conf. 63LINTFLAGS= ${LINTOBJKERNFLAGS} 64 65NORMAL_C= ${CC} -c ${CFLAGS} ${WERROR} ${PROF} ${.IMPSRC} 66NORMAL_S= ${CC} -c ${ASM_CFLAGS} ${WERROR} ${.IMPSRC} 67PROFILE_C= ${CC} -c ${CFLAGS} ${WERROR} ${.IMPSRC} 68NORMAL_C_NOWERROR= ${CC} -c ${CFLAGS} ${PROF} ${.IMPSRC} 69 70NORMAL_M= ${AWK} -f $S/tools/makeobjops.awk ${.IMPSRC} -c ; \ 71 ${CC} -c ${CFLAGS} ${WERROR} ${PROF} ${.PREFIX}.c 72 73NORMAL_LINT= ${LINT} ${LINTFLAGS} ${CFLAGS:M-[DIU]*} ${.IMPSRC} 74 75GEN_CFILES= $S/$M/$M/genassym.c 76SYSTEM_CFILES= config.c env.c hints.c majors.c vnode_if.c 77SYSTEM_DEP= Makefile ${SYSTEM_OBJS} 78SYSTEM_OBJS= locore.o ${MDOBJS} ${OBJS} 79SYSTEM_OBJS+= ${SYSTEM_CFILES:.c=.o} 80SYSTEM_OBJS+= hack.So 81SYSTEM_LD= @${LD} ${FMT} -Bdynamic -T $S/conf/ldscript.$M \ 82 -warn-common -export-dynamic -dynamic-linker /red/herring \ 83 -o ${.TARGET} -X ${SYSTEM_OBJS} vers.o 84SYSTEM_LD_TAIL= @${OBJCOPY} --strip-symbol gcc2_compiled. ${.TARGET} ; \ 85 ${SIZE} ${FMT} ${.TARGET} ; chmod 755 ${.TARGET} 86SYSTEM_DEP+= $S/conf/ldscript.$M 87 88# MKMODULESENV is set here so that port makefiles can augment 89# them. 90 91MKMODULESENV= MAKEOBJDIRPREFIX=${.OBJDIR}/modules KMODDIR=${KODIR} 92.if (${KERN_IDENT} == LINT) 93MKMODULESENV+= ALL_MODULES=LINT 94.endif 95.if defined(MODULES_OVERRIDE) 96MKMODULESENV+= MODULES_OVERRIDE="${MODULES_OVERRIDE}" 97.endif 98.if defined(DEBUG) 99MKMODULESENV+= DEBUG="${DEBUG}" DEBUG_FLAGS="${DEBUG}" 100.endif 101